1 | ||
an= | ||
(n+1)! |
1 | 1 | 1 | n+2 | ||||
− | = | − | |||||
(n+2)! | (n+1)! | (n+1)!(n+2) | (n+1)!(n+2) |
n + 1 | 1 | |||
an+1 − an = − | = − | < 0 ∀n∊ℕ, | ||
n!(n + 1)(n + 2) | n!(n + 2) |
1 | 1 | |||
an = | > | = an+1 | ||
(n+1)! | (n+2)! |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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